Is 250w Mh to much?

legend

Member
yea i think so....that tank will be getting very hot. You might need a chiller or lots of fans during the summer.
Why not consider a 175 watt 10k MH
 

dburr

Active Member
Very doable, but as posted, you may need a fan or chiller.
Also the higher above the tank, the less heat trasfer.
 
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